diff options
| author | Zhang, Jerry <Jerry.Zhang@amd.com> | 2017-04-19 04:53:29 +0300 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2017-04-29 00:32:47 +0300 |
| commit | d0766e981b36608f9fe9b29985d4cd696099c3f8 (patch) | |
| tree | e14f2ab4d5dc2856096a384a470b7e4f088964fc /drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | |
| parent | fc6aa33da4b1043ad1b337d051770993418256d2 (diff) | |
| download | linux-d0766e981b36608f9fe9b29985d4cd696099c3f8.tar.xz | |
drm/amdgpu: PRT support for gfx9 (v3)
Fix PRT handling on gfx9
v2: unify PRT bit for all ASICs
v3: move PRT flag checking in amdgpu_vm_bo_split_mapping()
Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Acked-by: David Zhou <david1.zhou@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c')
| -rw-r--r-- | drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index f34d822f92ac..c42a9979d056 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -1338,6 +1338,12 @@ static int amdgpu_vm_bo_split_mapping(struct amdgpu_device *adev, flags &= ~AMDGPU_PTE_MTYPE_MASK; flags |= (mapping->flags & AMDGPU_PTE_MTYPE_MASK); + if ((mapping->flags & AMDGPU_PTE_PRT) && + (adev->asic_type >= CHIP_VEGA10)) { + flags |= AMDGPU_PTE_PRT; + flags &= ~AMDGPU_PTE_VALID; + } + trace_amdgpu_vm_bo_update(mapping); pfn = mapping->offset >> PAGE_SHIFT; |